JP2517961Y2 - Punch press work shooter - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a work shooter for a punch press, and more particularly to a work shooter for a punch press having a die for separating a product in addition to a die for the punch press.

[0002]

2. Description of the Related Art In a turret punch press or the like, it has already been proposed to provide a die for separating products by an upper die and a lower die which make a pair, separately from the die for punch press. In this case, the punch press is performed in the form in which the product and the material are connected by the minute connecting portion, and then the minute connecting portion is cut by the product cutting die to separate the product from the material. Be seen.

[0003]

DISCLOSURE OF THE INVENTION When the product is separated from the material by the product separating mold as described above, the discharge of the separated product is carried out at one side of the product separating mold arranging portion. If you try to slide down with the tilted work shooter installed adjacent to the work shooter, the product on the work shooter will also tilt as the work shooter tilts, but it will try to drop, but at this time part of the product Since it is located between the upper mold and the lower mold of the product separation mold, the end of the product separation mold side of the product collides with the upper mold of the product separation mold due to the inclination, There is a possibility that the slip-down type discharge of the product will be obstructed, and the product will not be discharged smoothly.

The present invention was made by paying attention to the above-mentioned problems in the conventional punch press with a product separating die, and discharging the product separated from the material by the product separating die. It is an object of the present invention to provide a work shooter for a punch press which is improved so that the work can be performed smoothly.

[0005]

According to the present invention, a punch press having a die for separating products by an upper die and a lower die forming a pair is provided separately from the punch press die according to the present invention. In the work shooter, one end of the work shooter is rotatably supported by a horizontal hinge shaft provided adjacent to one side of the arrangement part of the product separating mold and tilted between a horizontal position and an inclined position. Between a possible shooter base member and a raised position mounted on the shooter base member by a parallel link mechanism and further away from the placement portion of the product separating mold to the side and below the raised position. It is achieved by a work shooter of a punch press having a movable shooter upper plate.

[0006]

According to the above-mentioned structure, the shooter upper plate is lowered from the raised position to the lowered position prior to or in association with the tilting of the shooter base member, so that the shooter upper plate serves as a product separating mold. The product moves on the side away from the disposition part, whereby the product on the shooter upper plate moves to the side away from the disposition part of the product separating die, and the product separates from the product separating mold. It comes out from between the upper mold and the lower mold.

[0007]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 4 shows an embodiment of a turret punch press to which the work shooter according to the present invention is applied.
The turret punch press has a C-shaped frame 1, a disc-shaped upper turret disk 5 as a punch supporting member is attached to an upper frame 3 of the C-shaped frame 1, and a die support is attached to a lower frame 7 of the C-shaped frame 1. A disk-shaped lower turret disk 9 which is a member is attached.

The lower frame 7 is provided with a fixed center work table 11 located in front of the lower turret disk 9 and a carriage base 13 movable in the Y-axis direction.

The carriage base 13 extends in the X-axis direction, and side work tables 15 that move in the Y-axis direction together with the carriage base 13 are connected to both sides of the carriage base 13.

The carriage 17 has a carriage 17.
Are movably engaged in the X-axis direction.
A work clamp means 19 is attached to the.

The upper turret disc 5 and the lower turret disc 9 are indexed and rotationally driven in synchronization with each other by a driving means (not shown), and a plurality of die holding stations corresponding to the number of the index. Holds a punch and a die as a die for punch press.

As shown in FIG. 3, a product separating device 21 and a side work shooter 23 are provided on one side of the upper turret disc 5 and the lower turret disc 9.

As shown in FIG. 1, the product separating device 21 includes a punch holder 2 fixed to an upper frame 3.
5, a separating punch 27 as an upper die supported movably up and down, a ram cylinder device 29 for driving the separating punch 27, and a separating die 31 as a lower die fixed to the lower frame 7 by a die holder. The cutting punch 27 and the cutting die 31 are used to cut the minute connection portion J between the product G and the material P.

The side work shooter 23 has a horizontal hinge shaft 33 provided adjacent to the product cutting device 21 on one side of the product cutting device 21 on the side of the side work table 15 (right side in FIG. 1). The shooter base member 35 is rotatably supported. The shooter base member 35 is rotatable about the horizontal hinge shaft 33 and is tiltable between a horizontal position and an inclined position inclined downward from the horizontal position.

A piston rod 39 of a fluid pressure cylinder device 37 is connected to the shooter base member 35 so that the shooter base member 35 is tiltably driven by the fluid pressure cylinder device 37 between a horizontal position and an inclined position. Has become.

A shooter upper plate 43 is mounted on the shooter base member 35 by a parallel link mechanism composed of a plurality of link elements 41 of equal length. The shooter upper plate 43 has a raised position aligned with the upper surface of the center work table 11 by a parallel link mechanism and a lowered position which is further away from the product separating device 21 to the side (right in FIG. 1) and below the raised position. It is movable with respect to the shooter base member 35 during this period.

One end of a drive lever 47 pivotally attached to the shooter base member 35 by a shaft 45 is drivingly connected to the shooter upper plate 43. The other end of the drive lever 47 is drivingly connected to a piston rod 51 of a fluid pressure cylinder device 49 attached to the shooter base member 35, and the shooter upper plate 43 is connected to the fluid pressure cylinder device 49 via the drive lever 47. It is designed to be driven between a raised position and a lowered position.

In the structure as described above, when the product G is discharged, the punch 27 for separating the product separating device 21 is driven downward by the ram cylinder device 29.
A product G is formed by the separating punch 27 and the separating die 31.
The micro connection J between the material and the material P is cut.

Next, the fluid pressure cylinder device 49 moves the shooter upper plate 43 downward from the raised position to the lowered position. As a result, the shooter upper plate 43 descends with the product G being supported while moving away from the product separating device 21 to the right in FIG. 1, and the product G on the shooter upper plate 43 is denoted by reference character a in FIG. The product G moves from the position shown by to the position shown by reference numeral b, and the product G comes out from between the cutting punch 27 and the cutting die 31 of the cutting device 21.

Next, the fluid pressure cylinder device 37 drives the shooter base member 35 from the horizontal position to the inclined position,
As a result, the shooter upper plate 43 also tilts, the product G on the shooter upper plate 43 is cut off, and the punch 2
While sliding on the shooter upper plate 43 without colliding with 7, it is dropped and discharged by gravity.

FIG. 2 shows another embodiment of the work shooter according to the present invention. In this embodiment, the fluid pressure cylinder device 49 is omitted, the piston rod 39 of the fluid pressure cylinder device 37 is drivingly connected to the shooter upper plate 43, and the shooter upper plate 43 is moved to the lowered position by the tension spring 53. It is biased so that the shooter base member 35 is held in the raised position by a suitable resistance applying means (not shown).

In this case, the shooter upper plate 4
The fluid pressure cylinder device 37 causes the hydraulic pressure cylinder device 3 to move to the raised position against the spring force of the tension spring 53. Disconnecting device 21
When the product G separated by is discharged by the fluid pressure cylinder device 37, the shooter upper plate 43 is driven downward, so that the shooter upper plate 4 is first driven.
3 moves to the lowered position against the spring force of the tension spring 53, and then the shooter base member 35 tilts from the horizontal position to the tilted position.

Therefore, also in this embodiment, the same operation and effect as the above-mentioned embodiment can be obtained.

In any of the above-mentioned embodiments, the movement of the shooter upper plate 43 from the raised position to the lowered position is performed prior to the tilting of the shooter base member 35. Product is punched 27
The tilting may be performed in parallel with the tilting of the shooter base member 35 within a range that does not collide with.

In the above, the present invention has been described in detail with respect to specific embodiments, but the present invention is not limited to these, and various embodiments are possible within the scope of the present invention. It will be apparent to those skilled in the art.

[0027]

As can be understood from the above description, according to the work shooter of the punch press of the present invention, the shooter upper plate is lowered from the raised position to the lowered position prior to the tilting of the shooter base member. By moving, the shooter upper plate moves in a direction away from the placement part of the product separating mold, and the product on the shooter upper plate moves away from the placement part of the product separating mold to the side. When the shooter base member tilts to drop and discharge the product, the product is separated because it moves in the direction of leaving and the product comes out from between the upper mold and the lower mold of the product separating mold. The product is smoothly dropped and discharged without colliding with a product separating die such as a punch. As a result, it becomes possible to separate and discharge a product of a size that cannot be discharged by a normal work shooter provided on the center work table, and it becomes unnecessary to finish the product, which was conventionally required to finish by the micro joint. Further, by using the work shooter of the punch press according to the present invention and the normal work shooter provided on the center work table in combination, it becomes possible to satisfactorily discharge products of various shapes while saving labor.

[Brief description of drawings]

FIG. 1 is an elevational view showing an embodiment of a work shooter of a punch press according to the present invention.

FIG. 2 is an elevational view showing another embodiment of the work shooter of the punch press according to the present invention.

FIG. 3 is a schematic plan view of a turret punch press incorporating a work shooter according to the present invention.

FIG. 4 is a perspective view showing an example of a turret punch press incorporating a work shooter according to the present invention.

[Explanation of symbols]

 1 C-shaped frame 5 Upper turret disc 9 Lower turret disc 13 Carriage base 15 Side work table 17 Carriage 19 Work clamp means 21 Product detaching device 23 Side work shooter 27 Punch for detaching 31 Die for detaching 35 Shooter base member 41 Link element 43 Shooter upper plate

Claims (1)

(57) [Scope of utility model registration request] 1. A work shooter of a punch press having a die for separating a product by an upper die and a lower die which are paired with each other in addition to the die for a punch press, and a placement portion of the die for separating the product. And a parallel link on the shooter base member, one end of which is rotatably supported by a horizontal hinge shaft provided adjacent to one side of the shooter base member, and which is tiltable between a horizontal position and an inclined position. A shooter upper plate which is mounted by a mechanism and is movable between an ascending position and a descending position below the ascending position and away from the disposition part of the product separating mold laterally. Punch press work shooter characterized by that.